third_party/WebKit/LayoutTests/imported/web-platform-tests/mediacapture-streams/MediaStreamTrack-MediaElement-disabled-audio-is-silence.html - Issue 1854003004: Import web-platform-tests@5a8700479d98852455bee6117558897867eb278a

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Issue 1854003004: Import web-platform-tests@5a8700479d98852455bee6117558897867eb278a (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Rebase Created 4 years, 8 months ago

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1 <!doctype html>	1 <!doctype html>

2 <html>	2 <html>

3 <head>	3 <head>

4 <title>A disabled audio track is rendered as silence</title>	4 <title>A disabled audio track is rendered as silence</title>

5 <link rel="author" title="Dominique Hazael-Massieux" href="mailto:dom@w3.org"/>	5 <link rel="author" title="Dominique Hazael-Massieux" href="mailto:dom@w3.org"/>

6 <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#in troduction">	6 <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#in troduction">

7 <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#me diastreams-as-media-elements">	7 <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#me diastreams-as-media-elements">

8 <link rel='stylesheet' href='../../../../../resources/testharness.css' media='al l'/>

9 </head>	8 </head>

10 <body>	9 <body>

11 <p class="instructions" style="display:none">When prompted, accept to share your audio stream.</p>	10 <p class="instructions" style="display:none">When prompted, accept to share your audio stream.</p>

12 <h1 class="instructions" style="display:none">Description</h1>	11 <h1 class="instructions" style="display:none">Description</h1>

13 <p class="instructions" style="display:none">This test checks that a disabled au dio track in a	12 <p class="instructions" style="display:none">This test checks that a disabled au dio track in a

14 MediaStream is rendered as silence. It relies on the	13 MediaStream is rendered as silence. It relies on the

15 <a href="https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html">	14 <a href="https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html">

16 Web Audio API</a>.</p>	15 Web Audio API</a>.</p>

17	16

18 <div id='log'></div>	17 <div id='log'></div>

19 <script src=../../../../../resources/testharness.js></script>	18 <script src=../../../resources/testharness.js></script>

20 <script src=../../../../../resources/testharnessreport.js></script>	19 <script src=../../../resources/testharnessreport.js></script>

21 <script src="../../../../../resources/vendor-prefix.js" data-prefixed-objects='[ {"ancestors":["navigator"], "name":"getUserMedia"}, {"ancestors":["window"], "na me":"AudioContext"}]'></script>	20 <script src="../../../resources/vendor-prefix.js" data-prefixed-objects='[{"ance stors":["navigator"], "name":"getUserMedia"}, {"ancestors":["window"], "name":"A udioContext"}]'></script>

22 <script>	21 <script>

23 var t = async_test("Tests that a disabled audio track in a MediaStream is render ed as silence", {timeout: 200000});	22 var t = async_test("Tests that a disabled audio track in a MediaStream is render ed as silence", {timeout: 200000});

24 var aud = document.getElementById("aud");	23 var aud = document.getElementById("aud");

25 t.step(function() {	24 t.step(function() {

26 navigator.getUserMedia({audio: true}, t.step_func(function (stream) {	25 navigator.getUserMedia({audio: true}, t.step_func(function (stream) {

27 var ctx = new AudioContext();	26 var ctx = new AudioContext();

28 var streamSource = ctx.createMediaStreamSource(stream);	27 var streamSource = ctx.createMediaStreamSource(stream);

29 var silenceDetector = ctx.createScriptProcessor(1024);	28 var silenceDetector = ctx.createScriptProcessor(1024);

30 var count = 10;	29 var count = 10;

31 silenceDetector.onaudioprocess = t.step_func(function (e) {	30 silenceDetector.onaudioprocess = t.step_func(function (e) {

(...skipping 15 matching lines...) Expand all Loading...
47 });	46 });

48 stream.getAudioTracks()[0].enabled = false;	47 stream.getAudioTracks()[0].enabled = false;

49	48

50 streamSource.connect(silenceDetector);	49 streamSource.connect(silenceDetector);

51 silenceDetector.connect(ctx.destination);	50 silenceDetector.connect(ctx.destination);

52 }), function(error) {});	51 }), function(error) {});

53 });	52 });

54 </script>	53 </script>

55 </body>	54 </body>

56 </html>	55 </html>

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